In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Money is a difficult concept to grasp. Help your kid get the hang of it with this pocket change triple Venn diagram activity.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

Try this recipe with your child and explore Ethiopia through one of its dietary staples: injera, or flat bread!

Race to double numbers in this competitive card game. Try one-digit or two-digit numbers, or more!

Help your child apply his math skills the next time you cook a family meal similar to one you'd buy at a restaurant.

Create some cards and a factor board and get ready to practice multiplication. This game will help your kid get one step closer to memorizing times tables!

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

Okay, engaging in a graphing activity may sound ho-hum, but if you use fun data, it changes the picture entirely.

How powerful is the reaction between baking soda and vinegar? Find out here!

Here's a math activity that uses coin riddles to help your third-grader improve his coin-counting and logical thinking skills.

Practice multiplication facts by playing baseball in this fun, third grade math board game.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

With this fun craft activity, your child can design and "make" his own money, for use as currency and math practice at home.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

Math Facts Game: A mix of musical chairs and Twister meets math. Nipping multiplication problems in the bud was never this much fun!

Here's a super fun game to get in some place value practice with your child!

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Add these fun chocolate Groundhog Day cupcakes to your holiday desert recipe repertoire! They're fun to make with your kids and a delicious winter snack.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

Expand on your childâs time-telling skills by helping him learn how an analog clock and a digital clock correspond.

Your child will be cheering for 8s and 9s as she tries to create a larger number than her competitors. Whoever ends up with the largest number wins!

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

These delicious Easter Basket Cupcakes are a simple, creative holiday treat. These cupcakes sit in waffle bowls with festive coconut grass and jellybean eggs.